Usage monitoring attachment for an inhaler



FIG. 1 is a front, top, and right side perspective view of a usage monitoring attachment for an inhaler;

FIG. 2 is a rear, bottom, and left side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken line showing of the inhaler depicts environmental structure and forms no part of the claimed design. All other broken lines depict portions of the usage monitoring attachment for an inhaler that form no part of the claimed design. 

CLAIM The ornamental design for a usage monitoring attachment for an inhaler, as shown and described. 